
Problems with SysEx transfers have been noticed with following MIDI interfaces:

**Soundblaster Audigy:** some older driver versions don't work reliable, use the latest one

**Tascam US-122:** bytes get lost during SysEx transfer, even with the most recent windows driver version 3.3


**Yamaha UX256:** bytes get lost during SysEx transfer under WinXP and 2000 (earlier versions not tested), even with most recent MIDI drivers (Yamaha //universal// drivers)